42378426

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:651

約数の個数: 48

約数和(自身を含む): 95546880

約数和(自身を除く): 53168454

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 173, 186, 279, 346, 439, 519, 558, 878, 1038, 1317, 1557, 2634, 3114, 3951, 5363, 7902, 10726, 13609, 16089, 27218, 32178, 40827, 48267, 75947, 81654, 96534, 122481, 151894, 227841, 244962, 455682, 683523, 1367046, 2354357, 4708714, 7063071, 14126142, 21189213, 42378426]

約数ペア:

[(1, 42378426), (2, 21189213), (3, 14126142), (6, 7063071), (9, 4708714), (18, 2354357), (31, 1367046), (62, 683523), (93, 455682), (173, 244962), (186, 227841), (279, 151894), (346, 122481), (439, 96534), (519, 81654), (558, 75947), (878, 48267), (1038, 40827), (1317, 32178), (1557, 27218), (2634, 16089), (3114, 13609), (3951, 10726), (5363, 7902)]